Multi-channel medical device for time domain functional near infrared spectroscopy based on wavelength space multiplexing

R Re, D Contini, M Turola, L Spinelli… - Biomedical optics …, 2013 - opg.optica.org
We have designed a compact dual wavelength (687 nm, 826 nm) multi-channel (16 sources,
8 detectors) medical device for muscle and brain imaging based on time domain functional …

Optimizing sensitivity and dynamic range of silicon photomultipliers for frequency-domain near infrared spectroscopy

VJ Kitsmiller, C Campbell… - Biomedical Optics Express, 2020 - opg.optica.org
Diffuse optical imaging and tomography based upon frequency-domain near-infrared
spectroscopy (fdNIRS) is used to noninvasively measure tissue structure and function …

Development of a miniaturized and modular probe for fNIRS instrument

G Liu, W Cui, X Hu, R Xiao, S Zhang, J Cai… - Lasers in Medical …, 2022 - Springer
Functional near-infrared spectroscopy (fNIRS) is a non-invasive and promising method for
continuously monitoring hemodynamic and metabolic changes in tissues. However, the …

Fiberless, multi-channel fNIRS-EEG system based on silicon photomultipliers: towards sensitive and ecological mapping of brain activity and neurovascular coupling

AM Chiarelli, D Perpetuini, P Croce, G Greco… - Sensors, 2020 - mdpi.com
Portable neuroimaging technologies can be employed for long-term monitoring of
neurophysiological and neuropathological states. Functional Near-Infrared Spectroscopy …

Broadband time-resolved multi-channel functional near-infrared spectroscopy system to monitor in vivo physiological changes of human brain activity

F Lange, F Peyrin, B Montcel - Applied optics, 2018 - opg.optica.org
We have developed a broadband time-resolved multi-channel near-infrared spectroscopy
system that can monitor the physiological responses of the adult human brain. This system is …

Depth-selective data analysis for time-domain fNIRS: moments vs. time windows

H Wabnitz, D Contini, L Spinelli, A Torricelli… - Biomedical Optics …, 2020 - opg.optica.org
Time-domain measurements facilitate the elimination of the influence of extracerebral,
systemic effects, a key problem in functional near-infrared spectroscopy (fNIRS) of the adult …

A newcomer's guide to functional near infrared spectroscopy experiments

RK Almajidy, K Mankodiya, M Abtahi… - IEEE Reviews in …, 2019 - ieeexplore.ieee.org
This review presents a practical primer for functional near-infrared spectroscopy (fNIRS) with
respect to technology, experimentation, and analysis software. Its purpose is to jump-start …

Functional frequency-domain near-infrared spectroscopy detects fast neuronal signal in the motor cortex

M Wolf, U Wolf, JH Choi, R Gupta, LP Safonova… - Neuroimage, 2002 - Elsevier
Millisecond changes in the optical properties of the human brain during stimulation were
detected in five volunteers using noninvasive frequency-domain near-infrared spectroscopy …

A CMOS sensor for measurement of cerebral optical coefficients using non-invasive frequency domain near infrared spectroscopy

CC Sthalekar, VJ Koomson - IEEE Sensors Journal, 2013 - ieeexplore.ieee.org
A heterodyned architecture is integrated with a 180 nm CMOS chip for use in portable
frequency domain near infrared spectroscopy (fdNIRS) tools for real time monitoring of …

Compact, portable, high-density functional near-infrared spectroscopy system for brain imaging

MA Yaqub, SW Woo, KS Hong - IEEE Access, 2020 - ieeexplore.ieee.org
Advancements in functional near-infrared spectroscopy (fNIRS) neuroimaging have
extended its usage from clinical settings to real-life applications. We developed a wearable …